GLUE SLOVENT /remover. It can be dissolve the glue or separate the glued parts.
 
Usage area: A. Release the harden glue parts, Parts can be glue again    B. Remove the useless glue   C. Can be use for cleaner
 
Character: cleaner/remover, it is use to separate the glued parts, and clean the glued harden parts , clean the surface of the materials.